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Fix 23168 - return scope wrongly rewritten for structs with no indirections

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Dennis Korpel 2022-06-21 14:40:19 +02:00 • committed by The Dlang Bot
parent 3c1bfdcea7
commit 5d5fe27b8a
2 changed files with 44 additions and 0 deletions
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14
src/dmd/dsymbolsem.d
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@ -728,6 +728,11 @@ private extern(C++) final class DsymbolSemanticVisitor : Visitor
else if (!dsym.type.hasPointers())
{
dsym.storage_class &= ~STC.scope_; // silently ignore; may occur in generic code
// https://issues.dlang.org/show_bug.cgi?id=23168
if (dsym.storage_class & STC.returnScope)
{
dsym.storage_class &= ~(STC.return_ | STC.returnScope);
}
}
}
@ -3208,10 +3213,19 @@ private extern(C++) final class DsymbolSemanticVisitor : Visitor
sc.stc |= STC.scope_;
// If 'this' has no pointers, remove 'scope' as it has no meaning
// Note: this is already covered by semantic of `VarDeclaration` and `TypeFunction`,
// but existing code relies on `hasPointers()` being called here to resolve forward references:
// https://github.com/dlang/dmd/pull/14232#issuecomment-1162906573
if (sc.stc & STC.scope_ && ad && ad.isStructDeclaration() && !ad.type.hasPointers())
{
sc.stc &= ~STC.scope_;
tf.isScopeQual = false;
if (tf.isreturnscope)
{
sc.stc &= ~(STC.return_ | STC.returnScope);
tf.isreturn = false;
tf.isreturnscope = false;
}
}
sc.linkage = funcdecl._linkage;